Charles F. Yocum
#154,161
Most Influential Person Now
Charles F. Yocum's AcademicInfluence.com Rankings
Charles F. Yocumchemistry Degrees
Chemistry
#4264
World Rank
#5332
Historical Rank
Organic Chemistry
#695
World Rank
#792
Historical Rank

Download Badge
Chemistry
Charles F. Yocum's Degrees
- PhD Chemistry University of California, Berkeley
- Bachelors Chemistry University of California, Berkeley
Why Is Charles F. Yocum Influential?
(Suggest an Edit or Addition)Charles F. Yocum's Published Works
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- A highly resolved, oxygen‐evolving photosystem II preparation from spinach thylakoid membranes (1981) (1668)
- Oxygenic Photosynthesis: The Light Reactions (1996) (915)
- Structure and function of photosystems I and II. (2006) (860)
- Calcium reconstitutes high rates of oxygen evolution in polypeptide depleted Photosystem II preparations (1984) (347)
- Vibronic coherence in oxygenic photosynthesis. (2014) (315)
- Water‐soluble 17 and 23 kDa polypeptides restore oxygen evolution activity by creating a high‐affinity binding site for Ca2+ on the oxidizing side of Photosystem II (1984) (249)
- Isolation and characterization of an oxygen-evolving Photosystem II reaction center core preparation and a 28 kDa Chl-a-binding protein (1987) (228)
- The calcium and chloride requirements of the O2 evolving complex (2008) (223)
- Water oxidation in photosystem II: from radical chemistry to multielectron chemistry. (1989) (211)
- Photosystem II and the Oxygen-Evolving Complex (1990) (156)
- Evidence for a ferredoxin-dependent choline monooxygenase from spinach chloroplast stroma. (1989) (134)
- Structural characterization of the manganese sites in the photosynthetic oxygen-evolving complex using x-ray absorption spectroscopy (1990) (134)
- Calcium activation of photosynthetic water oxidation (1991) (130)
- THE CHLORIDE REQUIREMENT FOR PHOTOSYNTHETIC OXYGEN EVOLUTION ANALYSIS OF THE EFFECTS OF CHLORIDE AND OTHER ANIONS ON AMINE INHIBITION OF THE OXYGEN-EVOLVING COMPLEX (1984) (130)
- Structural and catalytic properties of the oxygen-evolving complex. Correlation of polypeptide and manganese release with the behavior of Z+ in chloroplasts and a highly resolved preparation of the PS II complex (1984) (127)
- Isolation and characterization of the 47 kDa protein and the D1-D2-cytochrome b-559 complex. (1989) (117)
- Stoichiometry, inhibitor sensitivity, and organization of manganese associated with photosynthetic oxygen evolution. (1981) (116)
- The photosynthetic oxygen evolving complex requires chloride for its redox state S2-->S3 and S3-->S0 transitions but not for S0-->S1 or S1-->S2 transitions. (1997) (116)
- The chloride requirement for photosynthetic oxygen evolution: Factors affecting nucleophilic displacement of chloride from the oxygen-evolving complex (1986) (109)
- Characterization of a spinach psbS cDNA encoding the 22 kDa protein of photosystem II (1992) (107)
- Recent advances in the understanding of the biological chemistry of manganese. (1999) (101)
- Chlorophyll and cytochrome b‐559 content of the photochemical reaction center of photosystem II (1989) (100)
- The mechanism of amine inhibition of the photosynthetic oxygen evolving complex (1983) (99)
- Two-Dimensional Electronic Spectroscopy of the D1-D2-cyt b559 Photosystem II Reaction Center Complex (2010) (97)
- Purification and properties of an oxygen‐evolving reaction center complex from photosystem II membranes (1986) (90)
- Excited-state structure and energy-transfer dynamics of two different preparations of the reaction center of photosystem II: a hole-burning study (1990) (83)
- Manganese stabilizing protein of photosystem II is a thermostable, natively unfolded polypeptide. (1999) (83)
- Cyclic photophosphorylation reactions catalyzed by ferredoxin, methyl viologen and anthraquinone sulfonate. Use of photochemical reactions to optimize redox poising. (1980) (82)
- Characterization of the Mn Oxidation States in Photosystem II by Kβ X-ray Fluorescence Spectroscopy (1998) (78)
- The PSII calcium site revisited (2007) (73)
- Activating anions that replace Cl- in the O2-evolving complex of photosystem II slow the kinetics of the terminal step in water oxidation and destabilize the S2 and S3 states. (1999) (71)
- Evidence for two cyclic photophosphorylation reactions concurrent with ferredoxin-catalyzed non-cyclic electron transport (1985) (68)
- Reduced derivatives of the Mn cluster in the oxygen-evolving complex of photosystem II: An EXAFS study (1996) (67)
- Structure of the oxygen-evolving complex of Photosystem II: Calcium and lanthanum compete for sites on the oxidizing side of Photosystem II which control the binding of water-soluble polypeptides and regulate the activity of the manganese complex (1985) (66)
- Current status of the role of Cl− ion in the oxygen-evolving complex (2007) (63)
- X-ray Absorption Spectroscopy of Calcium-Substituted Derivatives of the Oxygen-Evolving Complex of Phostosytem II (1996) (62)
- PsbO, the manganese-stabilizing protein: analysis of the structure-function relations that provide insights into its role in photosystem II. (2011) (60)
- Regulation of Cyclic Photophosphorylation during Ferredoxin-Mediated Electron Transport : Effect of DCMU and the NADPH/NADP Ratio. (1987) (59)
- Conformational changes in the extrinsic manganese stabilizing protein can occur upon binding to the photosystem II reaction center: an isotope editing and FT-IR study. (1998) (55)
- Photosynthetic Electron Transfer in Preparations of the Cyanobacterium Spirulina platensis. (1982) (52)
- Characterization by electron microscopy of isolated particles and two-dimensional crystals of the CP47-D1-D2-cytochrome b-559 complex of photosystem II. (1990) (51)
- On the Question of the Chlorophyll a Content of the Photosystem II Reaction Center (1994) (50)
- Reduced Derivatives of the Manganese Cluster in the Photosynthetic Oxygen-Evolving Complex (1992) (46)
- Ferredoxin reducing substance (FRS) from spinach. (1969) (43)
- Exciton Level Structure and Dynamics in the CP47 Antenna Complex of Photosystem II (1994) (42)
- S-state dependence of chloride binding affinities and exchange dynamics in the intact and polypeptide-depleted O2 evolving complex of photosystem II. (1998) (41)
- Functional reconstitution of photosystem II with recombinant manganese-stabilizing proteins containing mutations that remove the disulfide bridge. (1996) (40)
- Mutation Val235Ala weakens binding of the 33-kDa manganese stabilizing protein of photosystem II to one of two sites. (1997) (40)
- N-terminal truncations of manganese stabilizing protein identify two amino acid sequences required for binding of the eukaryotic protein to photosystem II and reveal the absence of one binding-related sequence in cyanobacteria. (2002) (39)
- The Calcium and Chloride Cofactors (2005) (38)
- Topological studies of spinach 22 kDa protein of Photosystem II. (1994) (38)
- Monovalent cations (Na+, K+, Cs+) inhibit calcium activation of photosynthetic oxygen evolution (1989) (38)
- Factors influencing hydroxylamine inactivation of photosynthetic water oxidation. (1981) (38)
- EPR characterization of the CP47-D1-D2-cytochrome b-559 complex of photosystem II. (1990) (36)
- N-terminus of the photosystem II manganese stabilizing protein: effects of sequence elongation and truncation. (2002) (36)
- On the role of water‐soluble polypeptides (17, 23 kDa), calcium and chloride in photosynthetic oxygen evolution (1985) (35)
- Comparative properties of hydroquinone and hydroxylamine reduction of the Ca(2+)-stabilized O2-evolving complex of photosystem II: reductant-dependent Mn2+ formation and activity inhibition. (1992) (35)
- Amino acid sequences and solution structures of manganese stabilizing protein that affect reconstitution of Photosystem II activity (2004) (35)
- Reconstitution of cyanobacterial photophosphorylation by a latent Ca2+-ATPase. (1979) (34)
- Effect of manganese on the nuclear magnetic relaxivity of water protons in chloroplast suspensions. (1980) (33)
- Simulations of the two-dimensional electronic spectroscopy of the photosystem II reaction center. (2013) (33)
- Reduction-induced inhibition and Mn(II) release from the photosystem II oxygen-evolving complex by hydroquinone or NH2OH are consistent with a Mn(III)/Mn(III)/Mn(IV)/Mn(IV) oxidation state for the dark-adapted enzyme. (2005) (32)
- Polypeptides of the oxygen-evolving photosystem II complex. Immunological detection and biogenesis. (1986) (32)
- Amine‐induced inhibition of photosynthetic oxygen evolution (1981) (32)
- Leucine 245 is a critical residue for folding and function of the manganese stabilizing protein of photosystem II. (1999) (31)
- Calcium retards NH2OH inhibition of O2 evolution activity by stabilization of Mn2+ binding to photosystem II. (1991) (31)
- The carboxyl-terminal tripeptide of the manganese-stabilizing protein is required for quantitative assembly into photosystem II and for high rates of oxygen evolution activity. (1998) (31)
- Deprotonation of the 33-kDa, Extrinsic, Manganese-stabilizing Subunit Accompanies Photooxidation of Manganese in Photosystem II* (1999) (31)
- Binding of manganese stabilizing protein to photosystem II: identification of essential N-terminal threonine residues and domains that prevent nonspecific binding. (2003) (30)
- Mutagenesis of basic residues R151 and R161 in manganese-stabilizing protein of photosystem II causes inefficient binding of chloride to the oxygen-evolving complex. (2006) (30)
- S-state dependence of the calcium requirement and binding characteristics in the oxygen-evolving complex of photosystem II. (2008) (29)
- Mn2+ reduces Yz+ in manganese-depleted Photosystem II preparations (1989) (29)
- Structure and Activity of the Photosystem II Manganese-Stabilizing Protein: Role of the Conserved Disulfide Bond (2005) (28)
- Inhibition of chloroplast electron transport reactions by trifluralin and diallate. (1977) (27)
- Inorganic cofactor stabilization and retention: the unique functions of the two PsbO subunits of eukaryotic photosystem II. (2008) (26)
- Electron Transfer and Energy Transduction in Photosynthesis: An Overview (1996) (26)
- Reconstitution of the spinach oxygen-evolving complex with recombinant Arabidopsis manganese-stabilizing protein (1994) (25)
- Cold-sensitive assembly of a mutant manganese-stabilizing protein caused by a Val to Ala replacement. (1996) (24)
- Field-dispersion profiles of the proton spin-lattice relaxation rate in chloroplast suspensions. Effect of manganese extraction by EDTA, Tris, and hydroxylamine. (1980) (24)
- Ferredoxin-reducing substance (FRS) from spinach. II. Separation and assay. (1970) (24)
- Calcium depletion modifies the structure of the photosystem II O(2)-evolving complex. (2002) (23)
- Transient Absorption Studies of the Primary Charge Separation in Photosystem II (1996) (22)
- Polypeptides of photosystem II and their role in oxygen evolution (2004) (21)
- Hydrogen peroxide oxidation catalyzed by chloride-depleted thylakoid membranes (1988) (19)
- Properties of the cyanobacterial coupling factor ATPase from Spirulina platensis. II. Activity of the purified and membrane-bound enzymes. (1986) (19)
- The oxidation state of the photosystem II manganese cluster influences the structure of manganese stabilizing protein. (2001) (19)
- Properties of the cyanobacterial coupling factor ATPase from Spirulina platensis. I. Electrophoretic characterization and reconstitution of photophosphorylation. (1986) (19)
- Asp157 is required for the function of PsbO, the photosystem II manganese stabilizing protein. (2009) (19)
- Spectroscopic characterization of CP26, a chlorophyll ab binding protein of the higher plant Photosystem II complex (1994) (18)
- Probing reactive sites within the Photosystem II manganese cluster: Evidence for separate populations of manganese that differ in redox potential (2004) (17)
- Photophosphorylation Associated with Photosystem II: I. Photosystem II Cyclic Photophosphorylation Catalyzed by p-Phenylenediamine. (1977) (17)
- Evidence for two sites of inhibition of photosynthetic electron transport by dibromothymoquinone. (1978) (17)
- [55] Measurement of photophosphorylation associated with photosystem II (1980) (16)
- Structure-function relationships in the 47-kDa antenna protein and its complex with the photosystem II reaction center core: insights from picosecond fluorescence decay kinetics and resonance Raman spectroscopy. (1994) (16)
- Function of PsbO, the photosystem II manganese-stabilizing protein: probing the role of aspartic acid 157. (2010) (16)
- Gel filtration behavior of heparin and N-desulfated heparin. (1968) (16)
- The Photosynthesis "Oxygen Clock" Gets a New Number (2005) (16)
- The kinetics of water exchange across the chloroplast membrane. (1980) (15)
- Comparative structural and catalytic properties of oxygen-evolving photosystem II preparations (2004) (15)
- Probing the topography of the photosystem II oxygen evolving complex: PsbO is required for efficient calcium protection of the manganese cluster against dark-inhibition by an artificial reductant (2011) (14)
- STRUCTURE AND INHIBITION OF COMPONENTS ON THE OXIDIZING SIDE OF PHOTOSYSTEM II (1983) (14)
- Effects of cholate on photosystem II: Selective extraction of a 22 kDa polypeptide and modification of QB-site activity (1993) (14)
- Topology of NH2OH induced Mn(II) release from chloroplast thylakoid membranes. (1981) (14)
- Calcium depletion modifies the structure of the photosystem II O2-evolving complex (2001) (13)
- Site-directed mutagenesis of conserved C-terminal tyrosine and tryptophan residues of PsbO, the photosystem II manganese-stabilizing protein, alters its activity and fluorescence properties. (2008) (13)
- PHOTOCHEMICAL GENERATION OF REDUCED QUINONE CATALYSTS OF PHOTOSYSTEM I CYCLIC PHOTOPHOSPHORYLATION ACTIVITY (1979) (13)
- The mechanism of quinonediimine acceptor activity in photosynthetic electron transport. (1976) (13)
- Reconstitution of the photosystem II Ca2+ binding site. (2004) (13)
- Heparin inhibition of ferredoxin-NADP reductase in chloroplast thylakoid membranes. (1985) (12)
- ELECTRON TRANSPORT ACTIVITY AND POLYPEPTIDE COMPOSITION OF THE ISOLATED PHOTOSYSTEM II COMPLEX (1983) (12)
- pH optimum of the photosystem II H₂O oxidation reaction: effects of PsbO, the manganese-stabilizing protein, Cl- retention, and deprotonation of a component required for O₂ evolution activity. (2012) (12)
- Structure and Function in the Isolated Reaction Center Complex of Photosystem II. 1. Ultrafast Fluorescence Measurements of PSII (1997) (12)
- NMR relaxivity changes in chloroplast suspensions. Effects of NH2OH and of treatments altering the redox state of the photosynthetic electron transport chain. (1980) (10)
- Cation-induced, inhibitor-resistant photosystem II reactions in cyanobacterial membranes. (1981) (10)
- Characterization of inhibitory effects of NH2OH and its N-methyl derivatives on the O2-evolving complex of Photosystem II (2004) (10)
- Photophosphorylation Associated with Photosystem II: II. Effects of Electron Donors, Catalyst Oxidation, and Electron Transport Inhibitors on Photosystem II Cyclic Photophosphorylation. (1977) (9)
- Cyanobacterial and chloroplast F1-ATPases: cross-reconstitution of photophosphorylation and subunit immunological relationships (1986) (9)
- ESR spectroscopy demonstrates that cytochrome b559 remains low potential in Ca2+-reactivated, salt-washed PSII particles (2004) (8)
- A combined procedure for preparation of plastocyanin, ferredoxin and CF1. (1975) (8)
- Calcium Activated Oxygen Evolution (1990) (8)
- Reversal of dibromothymoquinone inhibition of photosynthetic electron transport by bovine serum albumin. (1980) (8)
- Binding stoichiometry and affinity of the manganese-stabilizing protein affects redox reactions on the oxidizing side of photosystem II. (2011) (8)
- Photosystem II - mediated cyclic photophosphorylation. (1976) (8)
- Steady-state kinetic analyses of photosystem II activity catalyzed by lipophilic electron acceptors. (1979) (8)
- The double mutation ΔL6MW241F in PsbO, the photosystem II manganese stabilizing protein, yields insights into the evolution of its structure and function (2010) (7)
- On the origin of light-induced changes in the proton magnetic relaxation rate of chloroplast thylakoid membrane suspensions. (1981) (7)
- Assembly and function of the Photosystem II manganese stabilizing protein: lessons from its natively unfolded behavior (2005) (6)
- Chlorophyll-Protein Interactions in Photosystem II. Resonance Raman Spectroscopy of the D1-D2-cytochrome b559 Complex and the 47 kDa Protein (1990) (6)
- Photophosphorylation Associated with Photosystem II: III. Characterization of Uncoupling, Energy Transfer Inhibition, and Proton Uptake Reactions Associated with Photosystem II Cyclic Photophosphorylation. (1977) (6)
- Failure of type A botulinum toxin to inhibit acetylcholinesterase (1968) (6)
- Photosystems I and II: Structure, Proteins, and Cofactors (1986) (5)
- The Reducing Side of Photosystem I1 (1973) (5)
- Photophosphorylation Associated with Photosystem II: IV. KINETIC ANALYSES OF PHOTOSYSTEM II CYCLIC PHOTOPHOSPHORYLATION ACTIVITY: EVIDENCE FOR TWO CYCLIC REACTIONS. (1981) (4)
- Primary Charge Separation in Photosystem II (1996) (4)
- Inorganic Ions Affect Reductant-Mediated Inhibition of the Manganese Cluster of PSII (1990) (4)
- Characterization of the Mn Site in the Photosynthetic Oxygen Evolving Complex: The Effect of Hydroxylamine and Hydroquinone on the X-ray Absorption Spectra (1993) (4)
- Probing the N-terminal sequence of spinach PsbO: evidence that essential threonine residues bind to different functional sites in eukaryotic photosystem II (2012) (3)
- X-Ray Absorption Spectroscopy of the Photosynthetic Oxygen Evolving Complex (1990) (2)
- Alteration of QB Activity in Photosystem II (1990) (2)
- The Role of Water-Soluble Polypeptides and Calcium in Photosynthetic Oxygen Evolution (1986) (2)
- Methods in enzymology : Vol. 148, Plant Cell Membranes Edited by . Academic Press, Orlando, FL, 1987. $79.00 (1988) (2)
- Dedication/Perspective: A tribute to Jerry Babcock (2005) (2)
- Charge separation in the photosystem II reaction center resolved by multispectral two-dimensional electronic spectroscopy (2022) (2)
- XAS of Mn in the photosynthetic oxygen evolving complex (1989) (2)
- Calcium Requirement for S-State Transitions (2008) (2)
- CHAPTER 4 – Iron-Sulfur Proteins in Photosynthesis (1973) (2)
- Advances in Photosynthesis and Respiration, Volume 14: ‘Photosynthesis in Algae’, edited by Anthony Larkum, Susan Douglas and John Raven (2004) (1)
- Characterization of a photosystem II reaction center complex isolated by exposure of PSII membranes to a non-ionic detergent and high concentrations of NaCl (2004) (1)
- Notes on Chinchilla Liberations in California (1955) (1)
- Pigment Content and EPR Characterization of the Photochemical Reaction Center of Photosystem II (1990) (1)
- Spectral Hole Burning Studies of Photosystem II Reaction Centers: Excited State Structure, Charge Separation and Energy Transfer Dynamics (1990) (1)
- Advances in Photosynthesis and Respiration, Volumes 15 and 16: ‘Respiration in Archaea and Bacteria’, Edited by Davide Zannoni (2004) (1)
- Structures and Organization on the Oxidizing Side of Photosystem II (1990) (1)
- The Reducing Side of Photosystem I: Role of Ferredoxin Reducing Substance (FRS) (1972) (1)
- The Coupling Factor (Ca-ATPase) of the Cyanobacterium Spirulina Plantensis (1984) (1)
- Two-Dimensional Crystals of the CP47-D1-D2-Cytochrome b559 Complex of Photosystem II (1990) (1)
- Functional Identity between Spinach and Arabidopsis Manganese-Stabilizing Protein in Spinach Photosystem II (1995) (1)
- Photophosphorylation Associated with Photosystem II (1)
- Properties of the Cyanobacterial Coupling Factor ATPase from Spiruiina piatensis (2003) (1)
- Illumination Response of the S−1 State Investigated by X-ray Absorption Spectroscopy (1995) (0)
- Tentative Checklist of the Birds of Southeastern Washington (1949) (0)
- Bacterial Overexpression and Site-directed Mutagenesis of the PS2 Manganese Stabilizing Protein: Progress in Elucidation of Structure and Function (1998) (0)
- Effects of Anionic Activators on the S-State Cycle (1998) (0)
- Grazing‐angle characterization of photosynthetic oxygen evolution protein monolayers (1996) (0)
- Properties of the 47KDa Protein and the D1-D2-Cyt B559 Complex (1989) (0)
- Two Dimensional Broadband Electronic Spectroscopy of Photosystem II Core Complexes (2013) (0)
- Energy Metabolism Energy Transformation in Biological Systems: In Tribute to Fritz Lipmann on His 75th Birthday American Elsevier (1976) (0)
- Applications of X-ray Absorption Spectroscopy to Characterization of the Mn Cluster in the Photosynthetic Oxygen Evolving Complex (1998) (0)
- Characterization of a Cold-Sensitive Assembly Mutant of Manganese-Stabilizing Protein (1995) (0)
- Topology of manganese release on inactivation of the oxygen evolving complex an nmr study (1981) (0)
- Femtosecond Studies of the Primary Charge Separation in Different Preparations of Photosystem II (1995) (0)
- Characterization of the Mn sites in manganese redox proteins: Mn catalase and the photosynthetic oxygen evolving complex. (1991) (0)
- Probing the N-terminal sequence of spinach PsbO: evidence that essential threonine residues bind to different functional sites in eukaryotic photosystem II (2012) (0)
- Book Review:Photosynthesis. Cell Biology: A Series of Monographs, Volume 1. Christine H. Foyer (1985) (0)
- University of Groningen Characterization by Electron Microscopy of Isolated Particles and Two-Dimensional Crystals of the CP47-D1-D2-Cytochrome b-559 Complex of Photosystem II (2001) (0)
- Two Phosphorylating Cycles Associated with Photosystem I (1984) (0)
- Transient Absorption Studies of the Primary Charge Separation in Reaction Centers of Photosystem II (1996) (0)
- CHARACTERIZATION OF UNCOUPLING , ENERGY TRANSFER INHIBITION , AND PROTON UPTAKE REACTIONS ASSOCIATED WITH PHOTOSYSTEM (0)
- Functional Characterization of PsbO, the PSII Manganese Stabilizing Protein (2008) (0)
- The PSII Ca 2+ site revisited* (2008) (0)
- Biochemical and Spectroscopic Properties of Heat-Treated Manganese Stabilizing Protein (1998) (0)
- Structural characterization of the manganese cluster in the photosynthetic oxygen evolving complex (1995) (0)
- Structural characterization of the Mn sites in Mn catalase and in the photosynthetic oxygen evolving complex (1997) (0)
- EXAFS analyses of manganese enzymes (1996) (0)
- Photosystem 2 and the oxygen evolving complex: a brief overview (2022) (0)
- Kinetics and structure on the high potential side of photosystem. II (1987) (0)
- Structure, Function and Utilization of Plant Photosynthetic Reaction Centers (2012) (0)
- Preface: special issues on photosystem II (2022) (0)
- Structural characterization of reduced and chemically substituted derivatives of the MN cluster in the photosynthetic oxygen evolving complex (1993) (0)
- Theoretical Study of Electron Transfer Rate from Phylloquinones to Iron-Sulfur Cluster (Fx) in Photosystem I (2013) (0)
This paper list is powered by the following services:
What Schools Are Affiliated With Charles F. Yocum?
Charles F. Yocum is affiliated with the following schools: